they need our economy to come up. but we need our way of life, also. >> reporter: drilling would bring in much-needed jobs. but steve says his community would always rely on life in the sea to survive. >> the ocean is our garden. the animals are our identity of a people. >> reporter: pretty peaceful down here. and down below, our exploration of the arctic's underwater garden continues. there is one final discovery. >> it could be a coral. that is potentially a very exciting find. and away we go. >> reporter: we make our way back to the surface for a closer look at the catch. first, a gargantuan starfish. >> probably weighs eight pounds. >> reporter: then, what hocevar is really excited about. >> this may be a soft coral. if so, this would be the first specimen of coral ever collected in the chukchi sea. >> reporter: environmentalists say these creatures may offer big insight into what's at stake. >> we're rushing ahead to allow drilling in the arctic. and we don't even know what's down there. >> reporter: greenpeace f